watchdog: mtx1-wdt: use devm_gpio_request_one()
Use devm_gpio_request_one() to make cleanup paths simpler. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
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@ -209,7 +209,7 @@ static int mtx1_wdt_probe(struct platform_device *pdev)
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int ret;
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int ret;
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mtx1_wdt_device.gpio = pdev->resource[0].start;
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mtx1_wdt_device.gpio = pdev->resource[0].start;
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ret = gpio_request_one(mtx1_wdt_device.gpio,
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ret = devm_gpio_request_one(&pdev->dev, mtx1_wdt_device.gpio,
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GPIOF_OUT_INIT_HIGH, "mtx1-wdt");
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GPIOF_OUT_INIT_HIGH, "mtx1-wdt");
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if (ret < 0) {
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if (ret < 0) {
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dev_err(&pdev->dev, "failed to request gpio");
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dev_err(&pdev->dev, "failed to request gpio");
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@ -241,7 +241,6 @@ static int mtx1_wdt_remove(struct platform_device *pdev)
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wait_for_completion(&mtx1_wdt_device.stop);
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wait_for_completion(&mtx1_wdt_device.stop);
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}
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}
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gpio_free(mtx1_wdt_device.gpio);
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misc_deregister(&mtx1_wdt_misc);
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misc_deregister(&mtx1_wdt_misc);
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return 0;
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return 0;
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}
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}
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